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Andrew V. Teylu
bf6db4f345
Add `unpretty-debug-shadow` test covering macro body tokens that reference a shadowed variable, and simplify the `unpretty-debug-metavars` test macro. Signed-off-by: Andrew V. Teylu <andrew.teylu@vector.com>
31 lines
1008 B
Plaintext
31 lines
1008 B
Plaintext
//@ check-pass
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//@ compile-flags: -Zunpretty=expanded,hygiene
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// Regression test for token hygiene annotations in -Zunpretty=expanded,hygiene
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// Previously, tokens in macro_rules! bodies were missing hygiene annotations,
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// making it impossible to see how a macro's reference to a shadowed variable
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// is distinguished from the shadowing binding.
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// Don't break whenever Symbol numbering changes
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//@ normalize-stdout: "\d+#" -> "0#"
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#![feature /* 0#0 */(no_core /* 0#0 */)]
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#![no_core /* 0#0 */]
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fn f /* 0#0 */() {
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let x /* 0#0 */ = 0;
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macro_rules! use_x /* 0#0 */ { () => { x /* 0#0 */ }; }
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let x /* 0#0 */ = 1;
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x /* 0#1 */;
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}
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/*
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Expansions:
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crate0::{{expn0}}: parent: crate0::{{expn0}}, call_site_ctxt: #0, def_site_ctxt: #0, kind: Root
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crate0::{{expn1}}: parent: crate0::{{expn0}}, call_site_ctxt: #0, def_site_ctxt: #0, kind: Macro(Bang, "use_x")
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SyntaxContexts:
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#0: parent: #0, outer_mark: (crate0::{{expn0}}, Opaque)
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#1: parent: #0, outer_mark: (crate0::{{expn1}}, SemiOpaque)
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*/
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